#include <stdio.h>

int main(){
    float score[][4]={{60,70,80,90},{56,89,67,88},{34,78,90,66}};
    float *search(float (*pointer)[4]);
    float *p;
    int i,j;
    for(i=0;i<3;i++){
        p=search(score+i);
        if(p==*(score+i)){
            printf("No.%d score:",i);
            for(j=0;j<4;j++){
                printf("%5.2f ",*(p+j));
            }
            printf("\n");
        }
    }
}
float *search(float (*pointer)[4]){
    int i=0;
    float *pt;
    pt=NULL;
    while(i<4){
        if(*(*pointer+i)<60) pt=*pointer;
        i++;
    }
    return pt;
}